Download Optical Mark Recognition C# DLL | Aspose.OMR API

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Download Aspose.OMR to Read Human-marked Data

Open NuGet Package Manager within the Microsoft Visual Studio®, search for Aspose.OMR and install. You may also use the following command within the Package Manager Console. For the detailed instructions please visit the Installation documentation page.

Release Notes Download

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     Install-Package Aspose.OMR

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Product Page | Docs | Demos | API Reference | Examples | Blog | Search | Free Support | Temporary License | EULA

It is a standalone on-premise API that helps in recognizing the human-marked data from images of scanned documents, surveys, questionnaires, quizzes, and examination papers.

Why download Aspose.OMR for .NET?

Aspose.OMR for .NET not only acts as an Optical Mark Recognition engine. It also provides a handy graphical control that can be used for manual tuning of the threshold and markup to see changes in real-time.

OMR API Features

Recognition of scanned images and photos.
Ability to process rotated and perspective (side viewed) images.
Recognize data from tests, exams, questionnaires, surveys, etc.
High accuracy rate & ability to export the results in CSV format.
Create OMR templates.

Read Images for OMR

JPEG, PNG, GIF, TIFF, BMP

Save OMR Results As

CSV, JSON, XML

Direct Download

Aspose.OMR for .NET 23.11 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 157.97MB

Aspose.OMR for .NET 23.11

Contains Aspose.OMR for .NET 23.11 release

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File Size: 158.52MB

Aspose.OMR for .NET 23.10

Contains Aspose.OMR for .NET 23.10 release

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File Size: 158.53MB

Aspose.OMR for .NET 23.10 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 157.97MB

Aspose.OMR for .NET 23.9 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 157.96MB

Aspose.OMR for .NET 23.9

Contains Aspose.OMR for .NET 23.9 release

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File Size: 158.52MB

Aspose.OMR for .NET 23.8

Contains Aspose.OMR for .NET 23.8 release

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File Size: 158.52MB

Aspose.OMR for .NET 23.8 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 157.96MB

Aspose.OMR for .NET 23.7 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 130.67MB

Aspose.OMR for .NET 23.7

Contains Aspose.OMR for .NET 23.7 release

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File Size: 132.42MB

Aspose.OMR for .NET 23.6.1

Contains Aspose.OMR for .NET 23.6.1 release

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File Size: 105.35MB

Aspose.OMR for .NET 23.6.1 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.87MB

Aspose.OMR for .NET 23.6 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.84MB

Aspose.OMR for .NET 23.6

Contains Aspose.OMR for .NET 23.6 release

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File Size: 105.32MB

Aspose.OMR for .NET 23.5

Contains Aspose.OMR for .NET 23.5 release

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File Size: 105.32MB

Aspose.OMR for .NET 23.5 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.83MB

Aspose.OMR for .NET 23.4 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.42MB

Aspose.OMR for .NET 23.4

Contains Aspose.OMR for .NET 23.4 release

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File Size: 104.91MB

Aspose.OMR for .NET 23.3.1

Contains Aspose.OMR for .NET 23.3.1 release

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File Size: 104.91MB

Aspose.OMR for .NET 23.3.1 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.43MB

Aspose.OMR for .NET 23.3 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.05MB

Aspose.OMR for .NET 23.3

Contains Aspose.OMR for .NET 23.3 release

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File Size: 104.52MB

Aspose.OMR for .NET 23.2 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.06MB

Aspose.OMR for .NET 23.2

Contains Aspose.OMR for .NET 23.2 release

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File Size: 104.52MB

Aspose.OMR for .NET 23.1

Contains Aspose.OMR for .NET 23.1 release

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File Size: 104.5MB

Aspose.OMR for .NET 23.1 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.04MB

Aspose.OMR for .NET 22.12.1 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.02MB

Aspose.OMR for .NET 22.12.1

Contains Aspose.OMR for .NET 22.12.1 release

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File Size: 104.49MB

Aspose.OMR for .NET 22.12 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.01MB

Aspose.OMR for .NET 22.12

Contains Aspose.OMR for .NET 22.12 release

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File Size: 104.48MB

Aspose.OMR for .NET 22.11.1

Contains Aspose.OMR for .NET 22.11.1 release

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File Size: 104.47MB

Aspose.OMR for .NET 22.11.1 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 103.02MB

Aspose.OMR for .NET 22.11 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 76.61MB

Aspose.OMR for .NET 22.11

Contains Aspose.OMR for .NET 22.11 release

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File Size: 77.82MB

Aspose.OMR for .NET 22.10 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 76.58MB

Aspose.OMR for .NET 22.10

Contains Aspose.OMR for .NET 22.10 release

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File Size: 77.79MB

Aspose.OMR for .NET 22.9

Contains Aspose.OMR for .NET 22.9 release

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File Size: 77.8MB

Aspose.OMR for .NET 22.9 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 76.6MB

Aspose.OMR for .NET 22.8 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 76.54MB

Aspose.OMR for .NET 22.8

Contains Aspose.OMR for .NET 22.8 release

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File Size: 77.75MB

Aspose.OMR for .NET 22.7 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 76.55MB

Aspose.OMR for .NET 22.7

Contains Aspose.OMR for .NET 22.7 release

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File Size: 77.75MB

Aspose.OMR for .NET 22.6 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies are the same as in the MSI installer of the product of the same version. Download this if you want to use Aspose.OMR without the MSI installer, i.e. you cannot run MSI installers on Mono.

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File Size: 76.47MB

Aspose.OMR for .NET 22.6

Contains Aspose.OMR for .NET 22.6 release

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File Size: 77.69MB

Aspose.OMR for .NET 22.5 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 77.1 MB

Aspose.OMR for .NET 22.5

Contains Aspose.OMR for .NET 22.5 release

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File Size: 77.6 MB

Aspose.OMR for .NET 22.4 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 77.1 MB

Aspose.OMR for .NET 22.4

Contains Aspose.OMR for .NET 22.4 release

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File Size: 77.6 MB

Aspose.OMR for .NET 22.3 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 4.4 KB

Aspose.OMR for .NET 22.3

Contains Aspose.OMR for .NET 22.3 release

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File Size: 77.6 MB

Aspose.OMR for .NET 22.2 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 77.1 MB

Aspose.OMR for .NET 22.2

Contains Aspose.OMR for .NET 22.2 release

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File Size: 77.6 MB

Aspose.OMR for .NET 22.1 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 19.1 MB

Aspose.OMR for .NET 22.1

Contains Aspose.OMR for .NET 22.1 release

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File Size: 19.6 MB

Aspose.OMR for .NET 21.12 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 19.2 MB

Aspose.OMR for .NET 21.12

Contains Aspose.OMR for .NET 21.12 release

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File Size: 19.6 MB

Aspose.OMR for .NET 21.11 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 19.1 MB

Aspose.OMR for .NET 21.11

Contains Aspose.OMR for .NET 21.11 release

Added: Downloads:

File Size: 19.6 MB

Aspose.OMR for .NET 21.10 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 21.10

Contains Aspose.OMR for .NET 21.10 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 21.9 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 21.9

Contains Aspose.OMR for .NET 21.9 release

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File Size: 19.3 MB

Aspose.OMR for .NET 21.8 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 21.8

Contains Aspose.OMR for .NET 21.8 release

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File Size: 19.3 MB

Aspose.OMR for .NET 21.7 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 21.7

Contains Aspose.OMR for .NET 21.7 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 21.6 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 21.6

Contains Aspose.OMR for .NET 21.6 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 21.5 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 21.5

Contains Aspose.OMR for .NET 21.5 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 21.4 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 21.4

Contains Aspose.OMR for .NET 21.4 release

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File Size: 19.3 MB

Aspose.OMR for .NET 21.3 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.6 MB

Aspose.OMR for .NET 21.3

Contains Aspose.OMR for .NET 21.3 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 21.2

Contains Aspose.OMR for .NET 21.2 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 21.2 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.9 MB

Aspose.OMR for .NET 20.6

Contains Aspose.OMR for .NET 20.6 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 20.6 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.6 MB

Aspose.OMR for .NET 20.4

Contains Aspose.OMR for .NET 20.4 release

Added: Downloads:

File Size: 19.3 MB

Aspose.OMR for .NET 20.4 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 18.6 MB

Aspose.OMR for .NET 20.3

Contains Aspose.OMR for .NET 20.3 release

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File Size: 492.0 KB

Aspose.OMR for .NET 20.3 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 94.1 KB

Aspose.OMR for .NET 19.9

It contains Aspose.OMR for .NET 19.9 release.

Added: Downloads:

File Size: 496.0 KB

Aspose.OMR for .NET 19.9 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 96.3 KB

Aspose.OMR for .NET 19.8

It contains Aspose.OMR for .NET 19.8 release.

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File Size: 1.2 MB

Aspose.OMR for .NET 19.8 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 842.4 KB

Aspose.OMR for .NET 19.7

It contains Aspose.OMR for .NET 19.7 release.

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File Size: 1.2 MB

Aspose.OMR for .NET 19.7 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 815.6 KB

Aspose.OMR for .NET 19.4

It contains Aspose.OMR for .NET 19.4 release.

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File Size: 1.2 MB

Aspose.OMR for .NET 19.4 (DLLs only)

This ZIP file contains only the Aspose.OMR for .NET assemblies. The assemblies a...

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File Size: 807.1 KB